Coronation
Forecast
Marine Forecast
Issued 07:00 AM MDT 15 July 2025
Today Tonight and Wednesday.
Wind northwest 15 knots diminishing to light near midnight then increasing to southeast 15 Wednesday afternoon. Wind increasing to northwest 25 Wednesday evening.
Waves
Issued 07:00 AM MDT 15 July 2025
Today Tonight and Wednesday.
Over open water seas 1 metre.
Extended Forecast
Issued 07:00 AM MDT 15 July 2025
Thursday
Wind northwest 25 knots diminishing to west
15 late in the day.
Friday
Wind northwest 15 knots increasing to northwest
20 late in the day.
Saturday
Wind northwest 20 knots.
Ice Forecast
Issued 10:00 AM EDT 15 July 2025 Today Tonight and Wednesday Open water except 4 tenths first-year ice in the western section.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 15 July 2025 Today Tonight and WednesdayIce Edge
Ice edge is outside the forecast region.Ice Coverage
Open water except 4 tenths first-year ice in the western section.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 6:30 AM MDT 15 July 2025 Today Tonight and Wednesday At 1200 UTC Tuesday splitting ridge from 1019 mb high located from70N 140W to 70N 121W then to 77N 62W.
By 0000 UTC Thursday weakening ridge located from 81N 62W to
70N 114W.
By 0000 UTC Thursday ridge from 1021 mb high located from 70N 133W
to 71N 140W.
At 1200 UTC Tuesday low 1014 mb located at 69N 137W.
By 0000 UTC Thursday low 1012 mb located at 72N 115W.
At 1200 UTC Tuesday trough located from 67N 76W to 75N 73W.
By 0000 UTC Thursday trough located from 67N 81W to 73N 81W.
Mackenzie - Mackenzie River Area
- Amundsen
- Axe Point mile 91 to Camsell Bend mile 290
- Baillie
- Banks
- Bathurst
- Bowie - northern half
- Byam
- Camsell Bend mile 290 to Tulita mile 512
- Coronation
- Dease
- Dixon Entrance East
- Dixon Entrance West - east of Langara
- Dixon Entrance West - west of Langara
- Dolphin
- Fort Good Hope mile 684 to Point Separation mile 913
- Great Slave Lake - basin
- Great Slave Lake - east arm
- Great Slave Lake - north arm
- Hecate Strait - northern half
- Lake Athabasca
- Larsen
- Mackenzie
- Maud
- McClintock
- McClure
- Melville
- North Mackenzie
- North Tuktoyaktuk
- Point Separation mile 913 to Kittigazuit Bay mile 1081
- Prince Alfred
- Prince of Wales
- Rae
- Tuktoyaktuk - northern half
- Tuktoyaktuk - southern half
- Tulita mile 512 to Fort Good Hope mile 684
- Ulukhaktok
- West Coast Haida Gwaii - northern half
- Wrigley Harbour mile 0 to Axe Point mile 91
- Yukon Coast
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